SERVER

MCP Sidecar

Rank #61,175

io.github.lsequeiraa/mcp-sidecar

Cross-platform MCP server for managing long-lived background processes from any MCP client

1 version

by lsequeiraa (1 servers)View repository ↗Claim this server

First listed

Mar 13, 2026

Last publish date

Jun 2, 2026

OVERVIEW

MCP Sidecar is a Model Context Protocol (MCP) server published by lsequeiraa. It ranks #61,175 of 137,492 servers tracked on MCP Toplist. MCP Sidecar is listed across 2 registries — Official MCP and Glama, with 1 tracked version. It was first listed on Mar 13, 2026 and most recently updated on Jun 2, 2026.

STANDING

#61,175of 137,492 tracked serversTop 50%

Ranks ahead of 76,317 of 137,492 servers on MCP Toplist.

CONNECT

Use MCP Sidecar

No setupRuns out of the box

No credentials or required configuration declared — add it to your MCP client and go.

npm package

claude mcp add mcp-sidecar -e "SIDECAR_MAX_PROCESSES=<your SIDECAR_MAX_PROCESSES>" -e "SIDECAR_BUFFER_SIZE=<your SIDECAR_BUFFER_SIZE>" -e "SIDECAR_KILL_TIMEOUT=<your SIDECAR_KILL_TIMEOUT>" -e "SIDECAR_CLEANUP_AFTER=<your SIDECAR_CLEANUP_AFTER>" -e "SIDECAR_MAX_OUTPUT_SIZE=<your SIDECAR_MAX_OUTPUT_SIZE>" -e "SIDECAR_ALLOWED_EXECUTABLES=<your SIDECAR_ALLOWED_EXECUTABLES>" -e "SIDECAR_BLOCKED_PATTERNS=<your SIDECAR_BLOCKED_PATTERNS>" -e "SIDECAR_AUDIT_LOG=<your SIDECAR_AUDIT_LOG>" -- npx -y mcp-sidecar

Replace each placeholder with your own value before saving.

npm package

[mcp_servers.mcp-sidecar]
command = "npx"
args = ["-y", "mcp-sidecar"]

[mcp_servers.mcp-sidecar.env]
SIDECAR_MAX_PROCESSES = "<your SIDECAR_MAX_PROCESSES>"
SIDECAR_BUFFER_SIZE = "<your SIDECAR_BUFFER_SIZE>"
SIDECAR_KILL_TIMEOUT = "<your SIDECAR_KILL_TIMEOUT>"
SIDECAR_CLEANUP_AFTER = "<your SIDECAR_CLEANUP_AFTER>"
SIDECAR_MAX_OUTPUT_SIZE = "<your SIDECAR_MAX_OUTPUT_SIZE>"
SIDECAR_ALLOWED_EXECUTABLES = "<your SIDECAR_ALLOWED_EXECUTABLES>"
SIDECAR_BLOCKED_PATTERNS = "<your SIDECAR_BLOCKED_PATTERNS>"
SIDECAR_AUDIT_LOG = "<your SIDECAR_AUDIT_LOG>"

Add to ~/.codex/config.toml. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "mcp-sidecar": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-sidecar"
      ],
      "env": {
        "SIDECAR_MAX_PROCESSES": "<your SIDECAR_MAX_PROCESSES>",
        "SIDECAR_BUFFER_SIZE": "<your SIDECAR_BUFFER_SIZE>",
        "SIDECAR_KILL_TIMEOUT": "<your SIDECAR_KILL_TIMEOUT>",
        "SIDECAR_CLEANUP_AFTER": "<your SIDECAR_CLEANUP_AFTER>",
        "SIDECAR_MAX_OUTPUT_SIZE": "<your SIDECAR_MAX_OUTPUT_SIZE>",
        "SIDECAR_ALLOWED_EXECUTABLES": "<your SIDECAR_ALLOWED_EXECUTABLES>",
        "SIDECAR_BLOCKED_PATTERNS": "<your SIDECAR_BLOCKED_PATTERNS>",
        "SIDECAR_AUDIT_LOG": "<your SIDECAR_AUDIT_LOG>"
      }
    }
  }
}

Add to claude_desktop_config.json (Settings → Developer → Edit Config). Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "mcp-sidecar": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-sidecar"
      ],
      "env": {
        "SIDECAR_MAX_PROCESSES": "<your SIDECAR_MAX_PROCESSES>",
        "SIDECAR_BUFFER_SIZE": "<your SIDECAR_BUFFER_SIZE>",
        "SIDECAR_KILL_TIMEOUT": "<your SIDECAR_KILL_TIMEOUT>",
        "SIDECAR_CLEANUP_AFTER": "<your SIDECAR_CLEANUP_AFTER>",
        "SIDECAR_MAX_OUTPUT_SIZE": "<your SIDECAR_MAX_OUTPUT_SIZE>",
        "SIDECAR_ALLOWED_EXECUTABLES": "<your SIDECAR_ALLOWED_EXECUTABLES>",
        "SIDECAR_BLOCKED_PATTERNS": "<your SIDECAR_BLOCKED_PATTERNS>",
        "SIDECAR_AUDIT_LOG": "<your SIDECAR_AUDIT_LOG>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project). Replace each placeholder with your own value before saving.

npm package

{
  "servers": {
    "mcp-sidecar": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "mcp-sidecar"
      ],
      "env": {
        "SIDECAR_MAX_PROCESSES": "<your SIDECAR_MAX_PROCESSES>",
        "SIDECAR_BUFFER_SIZE": "<your SIDECAR_BUFFER_SIZE>",
        "SIDECAR_KILL_TIMEOUT": "<your SIDECAR_KILL_TIMEOUT>",
        "SIDECAR_CLEANUP_AFTER": "<your SIDECAR_CLEANUP_AFTER>",
        "SIDECAR_MAX_OUTPUT_SIZE": "<your SIDECAR_MAX_OUTPUT_SIZE>",
        "SIDECAR_ALLOWED_EXECUTABLES": "<your SIDECAR_ALLOWED_EXECUTABLES>",
        "SIDECAR_BLOCKED_PATTERNS": "<your SIDECAR_BLOCKED_PATTERNS>",
        "SIDECAR_AUDIT_LOG": "<your SIDECAR_AUDIT_LOG>"
      }
    }
  }
}

Save as .vscode/mcp.json in your workspace. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "mcp-sidecar": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-sidecar"
      ],
      "env": {
        "SIDECAR_MAX_PROCESSES": "<your SIDECAR_MAX_PROCESSES>",
        "SIDECAR_BUFFER_SIZE": "<your SIDECAR_BUFFER_SIZE>",
        "SIDECAR_KILL_TIMEOUT": "<your SIDECAR_KILL_TIMEOUT>",
        "SIDECAR_CLEANUP_AFTER": "<your SIDECAR_CLEANUP_AFTER>",
        "SIDECAR_MAX_OUTPUT_SIZE": "<your SIDECAR_MAX_OUTPUT_SIZE>",
        "SIDECAR_ALLOWED_EXECUTABLES": "<your SIDECAR_ALLOWED_EXECUTABLES>",
        "SIDECAR_BLOCKED_PATTERNS": "<your SIDECAR_BLOCKED_PATTERNS>",
        "SIDECAR_AUDIT_LOG": "<your SIDECAR_AUDIT_LOG>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json. Replace each placeholder with your own value before saving.

npm package

{
  "mcpServers": {
    "mcp-sidecar": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-sidecar"
      ],
      "env": {
        "SIDECAR_MAX_PROCESSES": "<your SIDECAR_MAX_PROCESSES>",
        "SIDECAR_BUFFER_SIZE": "<your SIDECAR_BUFFER_SIZE>",
        "SIDECAR_KILL_TIMEOUT": "<your SIDECAR_KILL_TIMEOUT>",
        "SIDECAR_CLEANUP_AFTER": "<your SIDECAR_CLEANUP_AFTER>",
        "SIDECAR_MAX_OUTPUT_SIZE": "<your SIDECAR_MAX_OUTPUT_SIZE>",
        "SIDECAR_ALLOWED_EXECUTABLES": "<your SIDECAR_ALLOWED_EXECUTABLES>",
        "SIDECAR_BLOCKED_PATTERNS": "<your SIDECAR_BLOCKED_PATTERNS>",
        "SIDECAR_AUDIT_LOG": "<your SIDECAR_AUDIT_LOG>"
      }
    }
  }
}

Replace each placeholder with your own value before saving.

BADGE

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Markdown

[![MCP Toplist](https://mcptoplist.com/badge/io.github.lsequeiraa%2Fmcp-sidecar.svg)](https://mcptoplist.com/server/io.github.lsequeiraa%2Fmcp-sidecar)

HTML

<a href="https://mcptoplist.com/server/io.github.lsequeiraa%2Fmcp-sidecar"><img src="https://mcptoplist.com/badge/io.github.lsequeiraa%2Fmcp-sidecar.svg" alt="MCP Toplist: Top 50% of 137,492" /></a>

Variants: append ?metric=score or ?metric=stars to the image URL.

REGISTRIES

Listed on 2 registries

Official MCP

Glama

ORGANIZATION

lsequeiraa

Organization

lsequeiraa

Servers in org

Versions across org

VERSIONS

Available versions (1)

Version	Published
0.3.2	Jun 2, 2026

FAQ

Frequently asked questions

Who maintains MCP Sidecar?: MCP Sidecar is maintained by lsequeiraa, which publishes 1 MCP server (1 total version) tracked on MCP Toplist.
Is MCP Sidecar listed on the Official MCP Registry?: Yes — MCP Sidecar is listed on the Official MCP Registry, alongside Glama.
How many versions does MCP Sidecar have?: MCP Toplist tracks 1 version of MCP Sidecar, most recently published on Jun 2, 2026.
Where can I find the source code for MCP Sidecar?: The source code for MCP Sidecar is hosted at github.com/lsequeiraa/mcp-sidecar.

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